Jennifer Lopez Sings About ‘Tight Pants’ During ‘Tonight Show’ – Watch Now!

Jennifer Lopez shows off her toned abs while performing “Tight Pants” on The Tonight Show Starring Jimmy Fallon on Monday (June 9) in New York City.

The 44-year-old entertainer was joined on the show by Clint Eastwood, who is currently directing Bradley Cooper in the upcoming movie American Sniper.

PHOTOS: Check out the latest pics of Jennifer Lopez

Over the weekend, Jennifer looked super sexy in a black and gold ensemble while stepping out after news of her split from Casper Smart was made public last week.

FYI: Jennifer is wearing J Brand jeans.

Posted To:Clint Eastwood Jennifer Lopez